Sensor CO2 carbon dioxide level
be connected to an analog input pulses smart meters smart MAC-D105.

CO2 sensor measures the concentration of carbon dioxide CO2 0-5000ppm (number of particles per million CO2 air particles). < br />
Main characteristics:
voltage: 5 V
Operating temperature: 0 ... + 50 ° C
Operating current: 60mA less; .
peak 150mA Measurement range: 0-5000ppm
Accuracy: ± 50ppm
heating time: 3 minutes